2007 Mercedes-Benz SLK vs. 1996 Opel Calibra
To start off, 2007 Mercedes-Benz SLK is newer by 11 year(s). Which means there will be less support and parts availability for 1996 Opel Calibra. In addition, the cost of maintenance, including insurance, on 1996 Opel Calibra would be higher. Both 2007 Mercedes-Benz SLK and 1996 Opel Calibra are equipped with a 1,998 cc engine. In terms of performance, 2007 Mercedes-Benz SLK (161 HP @ 5300 RPM) has 46 more horse power than 1996 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 2007 Mercedes-Benz SLK should accelerate faster than 1996 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz SLK weights approximately 175 kg more than 1996 Opel Calibra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Mercedes-Benz SLK (230 Nm @ 2500 RPM) has 57 more torque (in Nm) than 1996 Opel Calibra. (173 Nm @ 2600 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 1996 Opel Calibra.
Compare all specifications:
| 2007 Mercedes-Benz SLK | 1996 Opel Calibra | |
| Make | Mercedes-Benz | Opel |
| Model | SLK | Calibra |
| Year Released | 2007 | 1996 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 161 HP | 115 HP |
| Engine RPM | 5300 RPM | 5200 RPM |
| Torque | 230 Nm | 173 Nm |
| Torque RPM | 2500 RPM | 2600 RPM |
| Engine Bore Size | 90 mm | 86.1 mm |
| Engine Stroke Size | 78.7 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1365 kg | 1190 kg |
| Vehicle Length | 4090 mm | 4500 mm |
| Vehicle Width | 1780 mm | 1700 mm |
| Vehicle Height | 1300 mm | 1610 mm |
| Wheelbase Size | 2410 mm | 2610 mm |
